JH Motorsports' Stage 1 Supercharged B6 S4 Audi becomes the first of its kind to break into the 11 second zone, and it does so with full interior and no tricks! According to JHM, while other blower kits for the Audi S4 struggle to break 400whp, they had to struggle to reduce the power output of their Supercharging System to only 400whp! The 11.96E.T. @ 117mph timeslips were attained with their own 2005 B6 S4 with the JHM Stage 1 Supercharging System, JHM tune, JHM headers, JHM intake manifold, JHM lightweight flywheel, JHM stage 4 clutch, JHM intake spacers, JHM 2.5″ cat-back exhaust with X-pipe, JHM lightweight rotors, and JHM shifter & linkage on a completely stock engine with no internal modifications.

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